FEM × DEM: a new efficient multi-scale approach for geotechnical problems with strain localization Trung Kien Nguyen, Albert Argilaga Claramunt, Denis Caillerie, Gaël Combe, Stefano Dal Pont, Jacques Desrues and Vincent Richefeu EPJ Web Conf., 140 (2017) 11007 Published online: 30 June 2017 DOI: 10.1051/epjconf/201714011007